Recorded 1918–1935 Boys' name Peak 1918 11 births

Thadus — boys' name

11 babies named Thadus in U.S. Social Security records since 1918, with the highest year being 1918. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.

1910s61930s5
1910s
Peak decade

55% of everyone ever named Thadus was born in this single decade.

1918
Single peak year

6 babies were named Thadus in 1918 — its busiest year on record.

What the Data Says About Thadus

The Social Security Administration has registered 11 babies named Thadus between 1918 and 1935, spanning 18 consecutive years of U.S. birth records. As a boy's name, Thadus currently falls outside the top 1,000 boys' names for 1935. The name reached its historical peak in 1918, when 6 babies received it in a single year.

Decade-level aggregation shows that Thadus performed strongest in the 1910s, accumulating 6 births during that ten-year window. Across the 2 decades of recorded activity, Thadus shows a stable profile with only moderate drift from its peak decade.

No etymological entry is currently available for Thadus in our reference dataset. These figures derive from SSA's annual national and state-level name files, which include any name appearing at least five times in a given year or state-year; names below that threshold are suppressed for privacy and therefore excluded from the totals shown here. The 11 total represents a lower bound — actual usage may be higher in years or states where the count fell below the disclosure floor. This page is provided for informational and research purposes only and does not constitute personal, legal, or naming advice.

Thadus at a glance

Last recorded 1935

Total births

11

Since 1918

18 years of records

Peak year

1918

6 births that year

Strongest decade: 1910s

Current rank

Unranked

Outside the modern top-1,000

As of 1935

Active since

1918

Recorded for 18 years

Last year on file: 1935

Thadus popularity over time

Annual U.S. births registered with the Social Security Administration · 1935–1918

Last recorded 1935
Peak year (1918)
6
Annual births at peak — across 18 years of records
4.555.566.5 19351918 6

Thadus by decade

Total births in each ten-year window — peak vs trough at a glance

Peak: 1910s
Peak decade
1910s
6 births that decade — 55% of Thadus's all-time total
1910s61930s5

Frequently Asked Questions

How popular is the name Thadus?
11 babies have been named Thadus since 1918. It was last recorded in 1935. The peak year was 1918 with 6 births.
When was Thadus most popular?
Thadus was most popular in the 1910s decade with 6 total births. The single peak year was 1918.
How long has the name Thadus been used?
Thadus has been recorded in Social Security data since 1918, spanning 18 years of data through 1935.
What names are similar to Thadus?
Names with a similar sound or spelling include Thaddeus, Thad, Thatcher, Thane, and 4 more. These share a common prefix and are also used for boys.

Data Sources

Data as of 2024. Source: U.S. Social Security Administration (SSA).

Primary: Source: U.S. Social Security Administration, Baby Names from Social Security Card Applications — National Data, 1918–1935 (ssa.gov/oact/babynames). National-level data includes all names with 5 or more occurrences in a given year.

State-level: Source: U.S. Social Security Administration, Baby Names — State-Level Files (namesbystate.zip). Includes all names with 5 or more occurrences per state per year; rarer names are excluded for privacy.